Rhagoletis cerasi

例句：

1. 1. This strain of bacteria is knownto cause infections in humans.
   这种细菌已知会导致人类感染。
2. 2. Researchers are studying the effectsof this strain on human health.
   研究人员正在研究这种菌株对人类健康的影响。
3. 3. The discoveryof this strain has led to new treatmentsfor bacterial infections.
   这种菌株的发现为细菌感染的治疗带来了新的治疗方法。